26438740776 has 96 divisors (see below), whose sum is σ = 83830219200. Its totient is φ = 7369678080.

The previous prime is 26438740751. The next prime is 26438740777. The reversal of 26438740776 is 67704783462.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (26438740777) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 619066 + ... + 660393.

It is an arithmetic number, because the mean of its divisors is an integer number (873231450).

Almost surely, 2^26438740776 is an apocalyptic number.

It is an amenable number.

26438740776 is an abundant number, since it is smaller than the sum of its proper divisors (57391478424).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

26438740776 is a wasteful number, since it uses less digits than its factorization.

26438740776 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1279519 (or 1279512 counting only the distinct ones).

The product of its (nonzero) digits is 9483264, while the sum is 54.

The spelling of 26438740776 in words is "twenty-six billion, four hundred thirty-eight million, seven hundred forty thousand, seven hundred seventy-six".